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Curvy or Straight? A Line Hunt | Kindergarten Geometry Math Talk

$2.50

Help your Kindergarten students explore early geometry in a playful, hands-on way with this Curvy or Straight? A Line Hunt Math Talk.

This low-prep lesson introduces students to curvy and straight lines through real-life observation, classroom discussion, and sorting activities. Students will look closely at objects in their environment, identify different types of lines, and begin using mathematical language to describe what they notice.

This lesson is perfect for the first week of Kindergarten, geometry introductions, math talks, small groups, centres, or homeschool learning.

What’s Included

  • Teacher lesson plan
  • Google Slides link 
  • Teaching video link 
  • Learning goal
  • Materials list
  • Introduction prompts
  • Math talk questions
  • Centre connection ideas
  • Assessment look fors
  • Ontario FDK curriculum connections
  • U.S. Common Core Kindergarten connections

Skills Covered

  • Identifying curvy lines
  • Identifying straight lines
  • Sorting objects by attributes
  • Using math vocabulary
  • Observing classroom objects
  • Explaining mathematical thinking


A gentle, hands-on geometry math talk that helps Kindergarten students notice, sort, and describe curvy and straight lines in the world around them.


Kindergarten geometry, curvy and straight lines, math talk, Kindergarten math lesson, line hunt, early geometry, Ontario FDK math, Common Core Kindergarten, homeschool geometry, low prep math centres.